Texas Instruments

LP3962EMPX-1.8

LP3962EMPX-1.8 Description

The LP3962EMPX-1.8 is a fixed-output linear regulator designed by Texas Instruments, offering a stable 1.8V output voltage with a maximum output current of 1.5A. This single regulator operates efficiently within an input voltage range up to 7V, ensuring reliable performance in various power management applications. The device is housed in a surface-mount SOT223-5 package, making it suitable for compact designs and high-density PCB layouts.

LP3962EMPX-1.8 Features

• Fixed Output Voltage: The LP3962EMPX-1.8 provides a stable 1.8V output voltage, ideal for applications requiring a precise and consistent power supply.
• High Output Current: Capable of delivering up to 1.5A, this regulator supports high-current applications, ensuring robust power delivery.
• Low Dropout Voltage: With a maximum dropout voltage of 0.55V at 1.5A, the LP3962EMPX-1.8 maintains high efficiency even at low input-to-output voltage differentials.
• Enable Control Feature: The enable pin allows for dynamic control of the regulator's operation, enabling power-saving modes and flexible system management.
• Protection Features: Over-current, over-temperature, and short-circuit protections ensure reliable operation and safeguard against potential faults.
• Low Quiescent Current: The regulator operates with a quiescent current of 9 mA, minimizing power consumption during standby or low-load conditions.
• Moisture Sensitivity Level: MSL 1 (Unlimited) ensures the device is suitable for a wide range of manufacturing environments without additional moisture protection.

LP3962EMPX-1.8 Applications

The LP3962EMPX-1.8 is well-suited for a variety of applications where a stable and efficient power supply is critical. Its fixed 1.8V output and high current capability make it ideal for:

• Embedded Systems: Providing a stable power source for microcontrollers, sensors, and other low-voltage components.
• Communication Equipment: Ensuring reliable power delivery in routers, switches, and other networking devices.
• Consumer Electronics: Used in portable devices, gaming consoles, and other consumer products requiring precise voltage regulation.
• Industrial Control Systems: Supporting robust power management in automation, robotics, and other industrial applications.

Conclusion of LP3962EMPX-1.8

The LP3962EMPX-1.8 from Texas Instruments is a versatile and reliable linear regulator designed to meet the demands of modern power management applications. Its fixed 1.8V output, high current capability, and low dropout voltage make it an excellent choice for a wide range of applications. The inclusion of enable control and comprehensive protection features further enhances its functionality and reliability. Despite being marked as obsolete, the LP3962EMPX-1.8 remains a valuable component for engineers seeking a stable and efficient power solution in their designs.